American Red Cross Disaster Relief Services. All volunteer and located across the country. They provide material assistance to families displaced by disaster; fire, flood, etc., and set up and staff evacuation shelters in the event of a major disaster; tornado, flood, hurricane, etc.

In rural areas, the local volunteer rescue squad. Volunteer searchers are always needed in the event of lost children, hikers, etc., and specialized training is often available in wilderness search & rescue, tracking, etc. Particularly prized are volunteers with search dogs. Most states have canine SAR organizations.

In rural areas, the local volunteer fire department, especially volunteers cross-trained as EMT's and firefighters. Specialized training is often available in auto extrication and various forms of rescue.